Answer / peterhann

No difference. Class X is the old BS naming and Class PX the IEC name.

Answer / k.prakashchandra

The performance of 'X-class' Ct is defined by Vkp,
magnetizing current at Vkp and resistance of secondary.It is
used in balanced protection system which is sensitively
dependent on CT accuracy.Vkp is an important parameter for
PX class CT and it is used for earth fault protection.

pls,send the previous year written test questions.

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what is meant by class 1 E in electrical power supply?

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1)What will be full load current for 1000kva 3 phase generator. 2)What will be full load current for 20Kva 1 phase inverter.

5 Answers  

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kindly arrange to send me RRB Bangalore previous question paper for JE/Electrical and JE/Signal I am going to write exam on 2010

2 Answers  

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Can anybody inform me about the pattern of ECIL GET( Graduate Engineers Trainee) interview for Electrical students? Will there be HR round as well? I thought of preparing for 2 to 3 subjects thoroughly. Will it be sufficient? Please share your thoughts.

0 Answers   Ecil,

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Is it true that IPT are more accurate than CVT for Measuring purpose?

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Define motor & pump?

3 Answers  

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define digital electronic

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Where there is voltage,there must be current.Is this right or wrong??

10 Answers  

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How does flights get the neutral(grounding)

1 Answers  

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Why can not you store AC power in battery like DC power?

1 Answers   NTPC,

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we have a lot of model of rectifier but thyristor rectifier is the most rectifier that use in power system. Do you know why this rectifier is used?

0 Answers  

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